656368 has 10 divisors (see below), whose sum is σ = 1271744. Its totient is φ = 328176.

The previous prime is 656347. The next prime is 656371. The reversal of 656368 is 863656.

It is a zygodrome in base 4.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20496 + ... + 20527.

2⁶⁵⁶³⁶⁸ is an apocalyptic number.

It is an amenable number.

656368 is a deficient number, since it is larger than the sum of its proper divisors (615376).

656368 is a wasteful number, since it uses less digits than its factorization.

656368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41031 (or 41025 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 656368 is about 810.1654152085. The cubic root of 656368 is about 86.9058743325.

It can be divided in two parts, 656 and 368, that added together give a 10-th power (1024 = 2¹⁰).

The spelling of 656368 in words is "six hundred fifty-six thousand, three hundred sixty-eight".